134     set_value(0);
 135   }
 136 }
 137 
 138 template <> void DCmdArgument<jlong>::destroy_value() { }
 139 
 140 template <> void DCmdArgument<bool>::parse_value(const char* str,
 141                                                  size_t len, TRAPS) {
 142   // len is the length of the current token starting at str
 143   if (len == 0) {
 144     set_value(true);
 145   } else {
 146     if (len == strlen("true") && strncasecmp(str, "true", len) == 0) {
 147        set_value(true);
 148     } else if (len == strlen("false") && strncasecmp(str, "false", len) == 0) {
 149        set_value(false);
 150     } else {
 151       ResourceMark rm;
 152 
 153       char* buf = NEW_RESOURCE_ARRAY(char, len + 1);
 154       strncpy(buf, str, len);
 155       buf[len] = '\0';
 156       Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::java_lang_IllegalArgumentException(),
 157         "Boolean parsing error in command argument '%s'. Could not parse: %s.\n", _name, buf);
 158     }
 159   }
 160 }
 161 
 162 template <> void DCmdArgument<bool>::init_value(TRAPS) {
 163   if (has_default()) {
 164     this->parse_value(_default_string, strlen(_default_string), THREAD);
 165     if (HAS_PENDING_EXCEPTION) {
 166       fatal("Default string must be parsable");
 167     }
 168   } else {
 169     set_value(false);
 170   }
 171 }
 172 
 173 template <> void DCmdArgument<bool>::destroy_value() { }
 174 
 175 template <> void DCmdArgument<char*>::parse_value(const char* str,

 134     set_value(0);
 135   }
 136 }
 137 
 138 template <> void DCmdArgument<jlong>::destroy_value() { }
 139 
 140 template <> void DCmdArgument<bool>::parse_value(const char* str,
 141                                                  size_t len, TRAPS) {
 142   // len is the length of the current token starting at str
 143   if (len == 0) {
 144     set_value(true);
 145   } else {
 146     if (len == strlen("true") && strncasecmp(str, "true", len) == 0) {
 147        set_value(true);
 148     } else if (len == strlen("false") && strncasecmp(str, "false", len) == 0) {
 149        set_value(false);
 150     } else {
 151       ResourceMark rm;
 152 
 153       char* buf = NEW_RESOURCE_ARRAY(char, len + 1);
 154       strncpy(buf, str, len + 1);

 155       Exceptions::fthrow(THREAD_AND_LOCATION, vmSymbols::java_lang_IllegalArgumentException(),
 156         "Boolean parsing error in command argument '%s'. Could not parse: %s.\n", _name, buf);
 157     }
 158   }
 159 }
 160 
 161 template <> void DCmdArgument<bool>::init_value(TRAPS) {
 162   if (has_default()) {
 163     this->parse_value(_default_string, strlen(_default_string), THREAD);
 164     if (HAS_PENDING_EXCEPTION) {
 165       fatal("Default string must be parsable");
 166     }
 167   } else {
 168     set_value(false);
 169   }
 170 }
 171 
 172 template <> void DCmdArgument<bool>::destroy_value() { }
 173 
 174 template <> void DCmdArgument<char*>::parse_value(const char* str,